Cod sursa(job #2640697)
| Utilizator | Data | 7 august 2020 14:45:07 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.49 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream Gigi ("lgput.in");
ofstream Marcel ("lgput.out");
const int mod=1999999973;
long long putere (unsigned int n,unsigned int p)
{
long long a=n,s=1;
int i;
for (i=0;(1<<i)<=p;i++){
if (((1<<i)&p)!=0) s=(s*a)%mod;
a=(a*a)%mod;
}
return s;
}
int main()
{
unsigned int n,p;
Gigi>>n>>p;
//cin>>n>>p;
Marcel<<putere(n,p);
//cout<<putere(n,p);
return 0;
}
